All available race results Nicolaas Jan de Jong
| Date | Race | Rank |
| 14/07 | Nederlands Kampioenschap | 5 |
Rider information for 1918
| Rank | 149 |
| Score | 15 |
| Name | Nicolaas Jan DE JONG |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 06/06 | Nederlands Kampioenschap | 15 |
| 12/08 | Olympic Games Time Trial | 25 |
Rider information for 1920
| Rank | 224 |
| Score | 54 |
| Name | Nicolaas Jan DE JONG |
| Country | Netherlands |
| Team | Individual |